Makita VR250DA Life Jacket User Manual


 
Effective levepg and removal of air bubbles
Removal of the air bubbles
is
complete after you
have
worked the
tool
throughout each
effective range, the concrete stops shrinking, and the mortar
has
risen
evenly
to
the
sur-
face, giving off
a
light appearance
Gently
remove the operating
tool
not
to
leave holes
NOTE
*Vibrating too long
in
a single place causes concrete segregation
*When the coarse aggregate segregates when placing concrete, shovel out the
coarse
aggregate and put it where there
is
plenty of mortar Then use the tool on it Don't leave
coarse aggregate
in
the segregated condition
When concreting a slope site. always pour
from the bottom at the beginning
This
way
the
weight of the freshly poured concrete
and
vibration will lead
to
effective removal
of
air
bubbles Conversely.
if
the pouring
IS
done first from above, the mortar will
separate and eventually slide to the bottom
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ADDITIONAL SAFETY
RULES
FOR CHARGER
&
BATTERY CARTRIDGE
1.
Do
not charge Battery Cartridge when temperature
is
BELOW
10°C
(50°F)
2.
DO
ndt attempt
to
use a step-up transformer, an engine generator
or
DC
power
3.
Do
not allow anything to cover
or
clog the charger vents.
4.
Always cover the battery terminals with the battery cover when the battery
5,
A battery short can cause a large current flow, overheating, possible burns
or
ABOVE 4OoC
(104°F).
receptacle.
cartridge
is
not used.
and even a breakdown.
(1)
Do
not touch the terminals with any conductive material.
(2)
Avoid storing battery cartridge in a container with other metal objects such
(3)
Do
not expose battery cartridge to water
or
rain.
ture may reach
or
exceed
5OoC
(122OF).
completely worn out. The battery cartridge can explode in a
fire.
as nails, coins, etc.
6.
Do
not store the tool and Battery Cartridge in locations where the tempera-
7.
Do
not incinerate the Battery Cartridge even
if
it
is
severely damaged
or
is
SAVE THESE INSTRUCTIONS.
1